Function resolve

packages/kit/src/utils/url.js:15–23

(base, path)

 * @param {string} path
 */
export function resolve(base, path) {
	// special case
	if (path[0] === '/' && path[1] === '/') return path;

	let url = new URL(base, internal);
	url = new URL(path, url);

	return url.protocol === internal.protocol ? url.pathname + url.search + url.hash : url.href;
}

/** @param {string} path */
export function is_root_relative(path) {